Speaker for an MP-3 player



FIG. 1 is a front elevation view of the speaker for an MP-3 player showing my new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a front perspective view thereof; and,

FIG. 8 is a rear perspective view thereof. 

The ornamental design for a speaker for an MP-3 player, as shown. 